"Peter Hedden" . "Nitrate"@en . "Hormone biosynthesis"@en . "Plant development"@en . . . "Arabidopsis"@en . "Wheat"@en . "DELLA proteins"@en . "Growth"@en . . "Gibberellins"@en . "Hedden" . "Peter" . <0000-0002-4216-7488> .